package com.neuralnoise.hibernate.twitter;

import static org.hibernate.criterion.Example.create;

import java.util.List;

import org.hibernate.LockMode;
import org.hibernate.Query;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.neuralnoise.hibernate.BaseHibernateDAO;

public class ScreenDAO extends BaseHibernateDAO {
	
	private static final Logger log = LoggerFactory.getLogger(ScreenDAO.class);

	public void save(Screen transientInstance) {
		log.debug("saving Screen instance");
		try {
			getSession().save(transientInstance);
			log.debug("save successful");
		} catch (RuntimeException re) {
			log.error("save failed", re);
			throw re;
		}
	}

	public void delete(Screen persistentInstance) {
		log.debug("deleting Screen instance");
		try {
			getSession().delete(persistentInstance);
			log.debug("delete successful");
		} catch (RuntimeException re) {
			log.error("delete failed", re);
			throw re;
		}
	}

	public Screen findById(Long id) {
		log.debug("getting Screen instance with id: " + id);
		try {
			Screen instance = (Screen) getSession().get(Screen.class, id);
			return instance;
		} catch (RuntimeException re) {
			log.error("get failed", re);
			throw re;
		}
	}

	public List<Screen> findByExample(Screen instance) {
		log.debug("finding Screen instance by example");
		try {
			List<Screen> results = (List<Screen>) getSession().createCriteria(Screen.class).add(create(instance)).list();
			log.debug("find by example successful, result size: " + results.size());
			return results;
		} catch (RuntimeException re) {
			log.error("find by example failed", re);
			throw re;
		}
	}

	public List findByProperty(String propertyName, Object value) {
		log.debug("finding Screen instance with property: " + propertyName + ", value: " + value);
		try {
			String queryString = "from TwitterScreen as model where model." + propertyName + "= ?";
			Query queryObject = getSession().createQuery(queryString);
			queryObject.setParameter(0, value);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find by property name failed", re);
			throw re;
		}
	}

	public List findAll() {
		log.debug("finding all Screen instances");
		try {
			String queryString = "from TwitterScreen";
			Query queryObject = getSession().createQuery(queryString);
			return queryObject.list();
		} catch (RuntimeException re) {
			log.error("find all failed", re);
			throw re;
		}
	}

	public Screen merge(Screen detachedInstance) {
		log.debug("merging Screen instance");
		try {
			Screen result = (Screen) getSession().merge(detachedInstance);
			log.debug("merge successful");
			return result;
		} catch (RuntimeException re) {
			log.error("merge failed", re);
			throw re;
		}
	}

	public void attachDirty(Screen instance) {
		log.debug("attaching dirty Screen instance");
		try {
			getSession().saveOrUpdate(instance);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}

	public void attachClean(Screen instance) {
		log.debug("attaching clean Screen instance");
		try {
			getSession().lock(instance, LockMode.NONE);
			log.debug("attach successful");
		} catch (RuntimeException re) {
			log.error("attach failed", re);
			throw re;
		}
	}
}